Home / 8,558.41-11,810.53-4,781.53

Finding the Fourth Proportional to 8,558.41, 11,810.53 and 4,781.53

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Solution

The fourth proportional to 8,558.41, 11,810.53 and 4,781.53 is: 6,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.41 : 11,810.53 = 4,781.53 : x
  2. Step 2: Convert to fraction form
    8,558.41/11,810.53 = 4,781.53/x
  3. Step 3: Cross multiply
    8,558.41x = 11,810.53 × 4,781.53
  4. Step 4: Simplify right side
    8,558.41x = 56,472,403.51
  5. Step 5: Solve for x
    x = 56,472,403.51/8,558.41
  6. Step 6: Final answer
    x = 6,598.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.